Home / 132,144,942.60-198,217,413.90-104,935,163.40

Finding the Fourth Proportional to 132,144,942.60, 198,217,413.90 and 104,935,163.40

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Solution

The fourth proportional to 132,144,942.60, 198,217,413.90 and 104,935,163.40 is: 157,402,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,144,942.60 : 198,217,413.90 = 104,935,163.40 : x
  2. Step 2: Convert to fraction form
    132,144,942.60/198,217,413.90 = 104,935,163.40/x
  3. Step 3: Cross multiply
    132,144,942.60x = 198,217,413.90 × 104,935,163.40
  4. Step 4: Simplify right side
    132,144,942.60x = 20,799,976,716,321,932
  5. Step 5: Solve for x
    x = 20,799,976,716,321,932/132,144,942.60
  6. Step 6: Final answer
    x = 157,402,745.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.